XmpDocument.Remove(String) Method

Removes the specified node from the XMP packet.

Namespace: DevExpress.Pdf.Xmp

Assembly: DevExpress.Pdf.v21.1.Core.dll

NuGet Package: DevExpress.Pdf.Core

Declaration

C#

public bool Remove(
    string qualifiedName
)

VB.NET

Public Function Remove(
    qualifiedName As String
) As Boolean

Parameters

Name	Type	Description
qualifiedName	String	The node’s qualified name (prefix:local format).

Returns

Type	Description
Boolean	true if the node is successfully removed; otherwise, false.

Example

The code sample below removes the dc:Title node:

C#

using (PdfDocumentProcessor pdfDocumentProcessor = new PdfDocumentProcessor())
{
    // Load a document
    pdfDocumentProcessor.LoadDocument("Documents//Invoice.pdf");
    PdfDocument document = pdfDocumentProcessor.Document;

    // Retrieve metadata:
    XmpDocument metadata = XmpDocument.FromString(document.Metadata.Data);

    // Delete the node:
    metadata.Remove("dc:title");

    // Apply changes:
    document.SetMetadata(metadata);

    // Save the result:
    pdfDocumentProcessor.SaveDocument("Invoice_Upd.pdf");
}

VB.NET

Using pdfDocumentProcessor As New PdfDocumentProcessor()
    ' Load a document
    pdfDocumentProcessor.LoadDocument("Documents//Invoice.pdf")
    Dim document As PdfDocument = pdfDocumentProcessor.Document

    ' Retrieve metadata:
    Dim metadata As XmpDocument = XmpDocument.FromString(document.Metadata.Data)

    ' Delete the node:
    metadata.Remove("dc:title")

    ' Apply changes:
    document.SetMetadata(metadata)

    ' Save the result:
    pdfDocumentProcessor.SaveDocument("Invoice_Upd.pdf")
End Using